Imperial 451-CB Replacement Gauge Low Side The Resideo Q340A1066 is a

The Resideo Q340A1066 is a professional-grade Universal 30mV Thermocouple designed for high-reliability pilot flame sensing in standing pilot gas-fired heating systems

this model serves as the direct replacement for K15FS-24

The MARS 92340 Relay is a heavy-duty DPDT 24V relay designed for demanding switching applications in residential and commercial HVAC units

ensuring the unit maintains its rated AFUE performance

Imperial 451-CB Replacement Gauge Low Side The Resideo Q340A1066 is aFor service technicians requiring a reliable intermittent pilot ignition control, the Lennox 30W33 Ignition Module Kit serves as the direct OEM replacement for aging Honeywell S8670K3000 units. This kit is engineered for 24V gas fired systems, providing a 30 second pre purge and a 90 second trial for ignition to ensure safe and efficient burner cycles. As a comprehensive HVAC furnace repair kit, it includes the necessary flame sensor (49L76), mounting